Marble Mixture Or Pure Substance

C marble if extremely pure is calcium carbonate which is a pure substance compound.

Marble mixture or pure substance.

Mixtures are present almost everywhere on earth. Look at rocks the ocean rivers or even the atmosphere. A pure substance can be either an element or a compound but the composition of a pure substance doesn t vary. Marble is a type of limestone so is a.

An atom is the smallest particle of an element that still has all the properties of the element. However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance. This makes it a heterogeneous mixture. A pure substance has a definite and constant composition like salt or sugar.

Classify each of the following as a pure substance or a mixture. Just like granite marble is a mixture. An element is composed of a single kind of atom. A concrete b tomato juice c marble d seawater e iron.

Just like granite marble is a mixture. If it s a mixture state whether it is heterogeneous or homogeneous. As a mineral it usually contains contaminants which add structure grain and color. However unlike granite marble is typically more than 90 calcium carbonate so it might count as a pure substance.